CN211550298U - Tensioning wheel bearing seat structure of gang saw machine - Google Patents
Tensioning wheel bearing seat structure of gang saw machine Download PDFInfo
- Publication number
- CN211550298U CN211550298U CN201922445709.3U CN201922445709U CN211550298U CN 211550298 U CN211550298 U CN 211550298U CN 201922445709 U CN201922445709 U CN 201922445709U CN 211550298 U CN211550298 U CN 211550298U
- Authority
- CN
- China
- Prior art keywords
- bearing
- flange
- tensioning wheel
- wheel flange
- outer ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000010438 granite Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
Images
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model discloses a tensioning wheel bearing seat structure of a gang saw machine, which comprises a tensioning wheel flange arranged on a bearing outer ring, wherein the bearing outer ring is axially limited by bearing baffles arranged on the left end surface and the right end surface of the tensioning wheel flange, or one end of the bearing outer ring is limited on a side end flange of the tensioning wheel flange, and the other end of the bearing outer ring is limited by the bearing baffles arranged on the corresponding end surfaces of the tensioning wheel flange; the left and right sides of the tensioning wheel flange are provided with a left bearing flange cover and a right bearing flange cover which are connected with each other and used for limiting and installing the bearing inner ring, and the rotating gap between the left and right bearing flange covers and the tensioning wheel flange is designed into a triangular sawtooth shape or a square sawtooth shape so as to form a labyrinth sealing groove for preventing water vapor from entering the bearing through the rotating gap. The utility model discloses inside can effectively preventing the aqueous vapor that the during operation produced from getting into the bearing, prolonged the life of bearing greatly, very big improvement the operating efficiency of take-up pulley subassembly.
Description
Technical Field
The utility model relates to a rope saw unit part structure specifically is a gang saw tensioning wheel bearing frame structure.
Background
The applicant company develops a large-scale multi-group rope saw, adopts several to dozens of rope saws to be installed side by side, and can simultaneously cut several to dozens of granite large plates.
The group saw machine has the advantages that the operation environment is severe, the space is narrow, a large amount of water vapor and corrosion exist for a long time, the tension force of the group saw rope is guaranteed by independently tensioning each tensioning wheel, and therefore the structure of the tensioning wheel bearing seat is of great significance for the service life of a tensioning wheel bearing and the dense arrangement of the tensioning wheels.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims to solve the technical problem that a guarantee bearing long service life and operate steady group saw machine take-up pulley bearing frame structure has been provided.
The bearing seat structure of the tensioning wheel of the gang saw machine can solve the technical problems, and comprises a tensioning wheel flange arranged on a bearing outer ring, wherein the bearing outer ring is axially limited by bearing baffles arranged on the left end surface and the right end surface of the tensioning wheel flange, or one end of the bearing outer ring is limited at the side end flange of the tensioning wheel flange, and the other end of the bearing outer ring is limited by the bearing baffles arranged on the corresponding end surfaces of the tensioning wheel flange; the left and right sides of the tensioning wheel flange are provided with a left bearing flange cover and a right bearing flange cover which are connected with each other and used for limiting and installing the bearing inner ring, and the rotating gap between the left and right bearing flange covers and the tensioning wheel flange is designed to be triangular sawtooth or square sawtooth so as to form a labyrinth sealing groove for preventing water vapor from entering the bearing through the rotating gap.
Further, the labyrinth seal groove is formed between a tooth crest and a tooth mouth which are matched with each other between each bearing flange cover and the tension wheel flange.
For the convenience of processing, the left labyrinth seal groove and the right labyrinth seal groove are symmetrically arranged.
Conventionally, the bearing baffle is installed on the tensioning wheel flange through screws uniformly distributed on the circumference.
Conventionally, the left and right bearing flange covers are connected and installed through a bolt assembly at the center of the cover body.
In order to reduce the thickness of the whole structure, the bearing is preferably a double-row angular contact ball bearing.
The utility model has the advantages that:
1. the utility model discloses two bearing flange lids in the left and right sides of group saw take-up pulley bearing frame structure adoption and the take-up pulley flange in the middle of them constitute one set of perfect labyrinth seal structure together, and the design has multichannel labyrinth groove, and inside the aqueous vapor that makes the during operation produce can't get into the bearing, the life of extension bearing greatly has greatly improved the operation efficiency of take-up pulley subassembly.
2. The utility model discloses select for use double row angular contact ball bearing to reduce subassembly thickness, still can make take-up pulley and take-up pulley flange joint back, whole subassembly focus and bearing central line coincidence, the bearing atress is very even, and the operation is smooth and easy.
3. The utility model discloses simple structure installs and removes the convenience.
4. The utility model discloses in the structure, when the take-up pulley wearing and tearing or damage, only need unpack the bolt of take-up pulley flange and take-up pulley apart and can change, it is practical convenient.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a sectional view taken along line a-a in fig. 1.
Fig. 3 is a schematic structural diagram of a tension wheel flange in the embodiment of fig. 1 and 2.
Fig. 4(a) is a schematic structural diagram of the left bearing flange cover in the embodiment of fig. 1 and 2.
Fig. 4(b) is a schematic structural diagram of the right bearing flange cover in the embodiment of fig. 1 and 2.
And (3) identifying the figure number: 1. a bearing; 2. a tension wheel flange; 2-1, bearing holes; 2-2, a flange; 3. a bearing baffle; 4. a left bearing flange cover; 5. a right bearing flange cover; 6. a labyrinth seal groove; 6-1, tooth mouth; 6-2, tooth top; 7. a bolt assembly; 8. and (4) screws.
Detailed Description
The technical solution of the present invention will be further explained with reference to the embodiments shown in the drawings.
The utility model discloses group saw take-up pulley bearing frame structure, including middle take-up pulley flange 2 and left and right left bearing flange lid 4 and right bearing flange lid 5 and install biserial angular contact ball bearing 1 between left bearing flange lid 4, take-up pulley flange 2 and right bearing flange lid 5, as shown in figure 1, figure 2.
The tensioning wheel flange 2 (in a flat shape) comprises a bearing installation part I, a bearing sealing part I and a tensioning wheel installation part which are coaxial from inside to outside, a bearing hole 2-1 is coaxially formed in the bearing installation part I, a flange 2-2 is arranged at the left end of the bearing hole 2-1, the double-row angular contact ball bearing 1 is installed into the bearing hole 2-1 from the right end of the bearing hole 2-1 (in tight fit), the left end of a bearing outer ring is limited on the flange 2-2, the right end of the bearing outer ring is exposed out of the bearing hole 2-1, a bearing baffle 3 is installed on the right end face of the bearing installation part I through screws 8 which are uniformly distributed on the circumference, the right end of the bearing outer ring is limited by the bearing baffle 3, and after the bearing baffle 3 is installed, the left side and the right side of the bearing installation part I; the width of the bearing sealing part I is smaller than that of the bearing mounting part I, the center position of the bearing sealing part I is positioned on the central plane of the double-row angular contact ball bearing 1, and four square tooth openings 6-1 which are symmetrical left and right and are radially spaced are formed in counter bores on the left end face and the right end face of the bearing sealing part I; the tension wheel mounting part can be provided with a tension wheel, and the center of the wheel body of the tension wheel is positioned on the central plane of the double-row angular contact ball bearing 1, as shown in fig. 1, 2 and 3.
The left bearing flange cover 4 and the right bearing flange cover 5 are symmetrical to the tensioning wheel flange 2 of the well-installed double-row angular contact ball bearing 1 in the left and right directions, opposite end faces of the bearing flange covers comprise a connecting part, a bearing installing part II and a bearing sealing part II from inside to outside, the connecting parts of the left and right bearing flange covers 4 and 5 are tightly fitted in the inner ring of the double-row angular contact ball bearing 1 and are fastened and connected through a bolt component 7 at the central position
(the end surfaces of the left and right connecting parts are abutted against each other), the bearing mounting parts II of the left and right bearing flange covers 4 and 5 are covered on the bearing mounting parts I of the double-row angular contact ball bearing 1 and the tension wheel flange 2 to form left and right axial limit to the bearing inner ring, three radially spaced square tooth crests 6-2 on the bearing sealing parts II of the left and right bearing flange covers 4 and 5 are embedded with three lower tooth mouths 6-1 of the bearing sealing part I of the tension wheel flange 2, a rotating gap is reserved between the embedded surfaces of the tension wheel flange 2 relative to the left and right bearing flange covers 4 and 5, the outer edge end surfaces of the bearing sealing parts II of the left and right bearing flange covers 4 and 5 are covered on the uppermost tooth mouth 6-1 of the bearing sealing part I of the tension wheel flange 2, a rotating gap is reserved between the covered surfaces, and the tension wheel is clustered to form left and right bearing flange covers 4 and 5 and the flange 2, The right symmetrical rotating gap forms a left labyrinth seal groove 6 and a right labyrinth seal groove 6, the square zigzag multi-channel right-angled labyrinth seal groove 6 can effectively prevent water vapor from entering the bearing 1 through the rotating gap, so that the bearing 1 is effectively protected from corrosion, and the service life of the bearing is prolonged, as shown in fig. 2, 3, 4(a) and 4 (b).
The utility model discloses before the equipment, brush a small amount of lubricating oil on the bearing seal end face of mutually supporting at left and right bearing flange lid 4, 5 and take-up pulley flange 2, can effectively ensure the nimble rotation of take-up pulley flange 2 and take-up pulley.
The utility model discloses an overall structure installs on the left and right grillage of tensioning guide arm through left and right bearing flange lid 4, 5.
Claims (6)
1. Group saw machine take-up pulley bearing frame structure, its characterized in that: the device comprises a tensioning wheel flange (2) arranged on the outer ring of a bearing (1), wherein the outer ring of the bearing (1) is axially limited by bearing baffles (3) arranged on the left end surface and the right end surface of the tensioning wheel flange (2), or one end of the outer ring of the bearing (1) is limited on a side end flange of the tensioning wheel flange (2), and the other end of the outer ring of the bearing (1) is limited by the bearing baffles (3) arranged on the corresponding end surfaces of the tensioning wheel flange (2); the left and right sides of the tensioning wheel flange (2) are provided with a left bearing flange cover (4) and a right bearing flange cover (5) which are connected with each other and used for limiting the inner ring of the bearing (1), and the rotating gap between the left and right bearing flange covers (4 and 5) and the tensioning wheel flange (2) is designed to be triangular saw-tooth shape or square saw-tooth shape so as to form a labyrinth type sealing groove (6) for preventing water vapor from entering the bearing (1) through the rotating gap.
2. The gang saw tensioning wheel bearing block structure of claim 1, wherein: the labyrinth seal groove (6) is formed between tooth tops (6-2) and tooth openings (6-1) which are matched with each other between each bearing flange cover and the tensioning wheel flange (2).
3. The gang saw tensioning wheel bearing block structure of claim 2, wherein: the left labyrinth seal groove and the right labyrinth seal groove (6) are symmetrically arranged.
4. The bearing seat structure of the tension pulley of the gang saw machine as claimed in any one of claims 1 to 3, wherein: the bearing baffle (3) is arranged on the tensioning wheel flange (2) through screws (8) which are uniformly distributed on the circumference.
5. The bearing seat structure of the tension pulley of the gang saw machine as claimed in any one of claims 1 to 3, wherein: the left and right bearing flange covers (4, 5) are connected and installed through a bolt component (7) at the center of the cover body.
6. The bearing seat structure of the tension pulley of the gang saw machine as claimed in any one of claims 1 to 3, wherein: the bearing (1) is a double-row angular contact ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922445709.3U CN211550298U (en) | 2019-12-30 | 2019-12-30 | Tensioning wheel bearing seat structure of gang saw machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922445709.3U CN211550298U (en) | 2019-12-30 | 2019-12-30 | Tensioning wheel bearing seat structure of gang saw machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211550298U true CN211550298U (en) | 2020-09-22 |
Family
ID=72511736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922445709.3U Active CN211550298U (en) | 2019-12-30 | 2019-12-30 | Tensioning wheel bearing seat structure of gang saw machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211550298U (en) |
-
2019
- 2019-12-30 CN CN201922445709.3U patent/CN211550298U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211550298U (en) | Tensioning wheel bearing seat structure of gang saw machine | |
| CN104399581A (en) | Semi-shaft type magnetic separator drum with compact end cover | |
| CN208565446U (en) | A kind of planetary gear hub reduction gear | |
| CN111043164A (en) | Tensioning wheel bearing seat structure of gang saw machine | |
| CN201118320Y (en) | Bearing sealing structure for middle-type vertical DC electromotor | |
| CN204320472U (en) | A kind of drums for magnetic separation machine with the semi-shaft type that compression type end cap is installed | |
| CN214923412U (en) | Workpiece spindle assembly for grinding machine | |
| CN210744897U (en) | Novel grease proofing motor | |
| CN212899712U (en) | Quick-detachable shaft end closing shaft seal device | |
| CN213017320U (en) | Split type back lid of double entry centrifugal pump rolling bearing body | |
| CN208700461U (en) | A kind of anti-rope device that floats of endless rope winch turn | |
| CN220850434U (en) | Sliding bearing supporting device | |
| CN213175765U (en) | Energy-saving engine machine filter cover plate | |
| CN218377685U (en) | Labyrinth seal structure, tailstock and lathe | |
| CN209854354U (en) | Shaft positioning seat structure of sewing machine | |
| CN217159430U (en) | Lightweight high strength motor end cover | |
| CN210240302U (en) | Double-row cylindrical roller bearing | |
| CN220816482U (en) | Novel motorcycle chain wheel | |
| CN212918614U (en) | Centrifugal sealing device for rotary cutting | |
| CN213352189U (en) | Hydraulic clamping device for piston rod machining | |
| CN205618578U (en) | Automatic change formula of surrouning brake equipment that wheel hub turned over plate holder utensil | |
| CN211315015U (en) | Ball nut sealing type sealing ring | |
| CN210799719U (en) | Basket wheel device for pressure vessel equipment | |
| CN216478913U (en) | Composite sealing device for centrifugal fan | |
| CN212318775U (en) | Oil scraper ring of high-speed dynamic balance equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 541004 No.20 Tieshan Road, high tech Zone, Qixing District, Guilin City, Guangxi Zhuang Autonomous Region Patentee after: Guilin Tebang New Materials Co.,Ltd. Country or region after: China Address before: 541004 No.20 Tieshan Road, high tech Zone, Qixing District, Guilin City, Guangxi Zhuang Autonomous Region Patentee before: GUILIN TEBON SUPERHARD MATERIAL Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |